Home / 10,507.52-15,762.29-3,486.04

Finding the Fourth Proportional to 10,507.52, 15,762.29 and 3,486.04

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Solution

The fourth proportional to 10,507.52, 15,762.29 and 3,486.04 is: 5,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507.52 : 15,762.29 = 3,486.04 : x
  2. Step 2: Convert to fraction form
    10,507.52/15,762.29 = 3,486.04/x
  3. Step 3: Cross multiply
    10,507.52x = 15,762.29 × 3,486.04
  4. Step 4: Simplify right side
    10,507.52x = 54,947,973.43
  5. Step 5: Solve for x
    x = 54,947,973.43/10,507.52
  6. Step 6: Final answer
    x = 5,229.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.